“railway sound barrier”的概念、定义、翻译、参考文献-科学参考

单词	railway sound barrier
释义	railway sound barrier Encyclopedia 工学〔铁路环境噪声防治〕释 railway sound barrier铁路声屏障铁道线路两侧修建的用于降低列车运行噪声对环境产生影响的屏障式构筑物。
随便看	congruence equation congruence-free condition congruence-free semigroup congruence function congruence group congruence in many variables congruence kernel congruence kernel of a homomorphism congruence lattice congruence method congruence-modular algebra congruence modularity congruence modulo a double modulus congruence modulo a prime congruence of angles congruence of conics congruence of curves congruence of figures congruence of forms congruence of higher degree congruence of lines congruence of matrices congruence of segments congruence of tangents congruence of triangles

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